It is possible that having a period 20 days after a miscarriage is normal. After miscarriage, because the ovarian function is suddenly affected, the 1st period after miscarriage may be early or delayed. In this case, it is recommended that you can observe the situation first and don’t be too nervous. It is better to go to the hospital for a follow-up ultrasound examination after menstruation to determine the recovery of the uterus after abortion. 1. It is suggested that if vaginal bleeding occurs 20 days after abortion, if the amount of bleeding does not exceed the usual amount of menstruation, and there is no special discomfort such as dizziness, fatigue, abdominal pain, etc., this situation is generally normal. 2. If female friends miscarriage 20 days appear vaginal bleeding, more than the usual amount of menstruation, and accompanied by abdominal pain and other discomforts, must go to the hospital as soon as possible, to rule out whether there is the possibility of uterine cavity residue. Therefore, it may be normal for female friends to have menstruation 20 days after miscarriage, but they should also pay attention to observation. If there is any special discomfort, you must go to the hospital as soon as possible.